:root {
    --bg: #f7f1e7;
    --bg-soft: #fffaf2;
    --surface: rgba(255, 250, 243, 0.74);
    --surface-strong: rgba(255, 252, 247, 0.95);
    --surface-dark: #1d221f;
    --line: rgba(39, 51, 42, 0.12);
    --line-strong: rgba(39, 51, 42, 0.2);
    --text: #18211b;
    --muted: #5d695f;
    --accent: #0f8a66;
    --accent-strong: #0a5d46;
    --accent-soft: rgba(15, 138, 102, 0.12);
    --amber: #d69a2d;
    --amber-soft: rgba(214, 154, 45, 0.14);
    --shadow: 0 28px 80px rgba(26, 34, 28, 0.12);
    --shadow-strong: 0 36px 100px rgba(18, 24, 20, 0.22);
    --radius-xl: 34px;
    --radius-lg: 26px;
    --radius-md: 20px;
    --radius-sm: 14px;
    --max-width: 1260px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: "Plus Jakarta Sans", "Segoe UI", sans-serif;
    color: var(--text);
    background:
        radial-gradient(circle at 14% 10%, rgba(15, 138, 102, 0.15), transparent 24%),
        radial-gradient(circle at 85% 8%, rgba(214, 154, 45, 0.18), transparent 22%),
        linear-gradient(180deg, #fbf6ef 0%, #f7f1e7 52%, #efe7d9 100%);
}

body::before {
    position: fixed;
    inset: 0;
    z-index: -2;
    content: "";
    background-image:
        linear-gradient(rgba(24, 33, 27, 0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(24, 33, 27, 0.025) 1px, transparent 1px);
    background-size: 34px 34px;
    mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.95), rgba(0, 0, 0, 0.18));
}

a {
    color: inherit;
}

video {
    display: block;
    width: 100%;
}

.page-shell {
    width: min(calc(100% - 32px), var(--max-width));
    margin: 0 auto;
    padding: 24px 0 56px;
}

.site-header,
.section-frame,
.site-footer {
    backdrop-filter: blur(18px);
}

.site-header {
    position: sticky;
    top: 16px;
    z-index: 20;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 22px;
    margin-bottom: 28px;
    padding: 15px 20px;
    background: rgba(255, 249, 240, 0.78);
    border: 1px solid rgba(39, 51, 42, 0.08);
    border-radius: 999px;
    box-shadow: 0 16px 44px rgba(26, 34, 28, 0.08);
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    font-family: "Space Grotesk", "Plus Jakarta Sans", sans-serif;
    font-weight: 700;
    letter-spacing: -0.04em;
}

.brand-mark {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent) 0%, var(--amber) 100%);
    box-shadow: 0 0 0 8px rgba(15, 138, 102, 0.12);
}

.brand-text {
    font-size: 1.12rem;
}

.top-nav {
    display: inline-flex;
    flex-wrap: wrap;
    gap: 18px;
}

.lang-switch {
    display: inline-flex;
    gap: 6px;
    padding: 6px;
    border: 1px solid rgba(39, 51, 42, 0.08);
    border-radius: 999px;
    background: rgba(255, 252, 247, 0.78);
}

.lang-link {
    min-width: 54px;
    padding: 9px 12px;
    border-radius: 999px;
    text-align: center;
    text-decoration: none;
    color: var(--muted);
    font-size: 0.88rem;
    font-weight: 700;
}

.lang-link-active {
    color: var(--text);
    background: rgba(15, 138, 102, 0.1);
}

.top-nav a {
    color: var(--muted);
    text-decoration: none;
    font-size: 0.95rem;
    position: relative;
    padding-bottom: 2px;
}

.top-nav a::after {
    position: absolute;
    left: 0;
    right: 0;
    bottom: -2px;
    height: 1px;
    content: "";
    background: linear-gradient(90deg, transparent, rgba(10, 93, 70, 0.5), transparent);
    transform: scaleX(0.2);
    opacity: 0;
    transition: transform 180ms ease, opacity 180ms ease;
}

.top-nav a:hover,
.top-nav a:focus-visible,
.hero-contact a:hover,
.hero-contact a:focus-visible,
.cta-email:hover,
.cta-email:focus-visible,
.site-footer a:hover,
.site-footer a:focus-visible {
    color: var(--accent-strong);
}

.top-nav a:hover::after,
.top-nav a:focus-visible::after {
    transform: scaleX(1);
    opacity: 1;
}

main {
    display: grid;
    gap: 24px;
}

.section-frame {
    position: relative;
    overflow: hidden;
    padding: 34px;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow);
}

.section-frame::after {
    position: absolute;
    inset: auto -10% -30% auto;
    width: 260px;
    height: 260px;
    border-radius: 50%;
    content: "";
    background: radial-gradient(circle, rgba(15, 138, 102, 0.1), transparent 70%);
    pointer-events: none;
}

.section-tight {
    padding: 18px;
}

.hero {
    display: grid;
    grid-template-columns: minmax(220px, 0.9fr) minmax(0, 1.5fr) minmax(220px, 0.9fr);
    grid-template-areas:
        "headline headline headline"
        "side-left video side-right"
        "bottom bottom bottom";
    gap: 18px;
    padding-top: 48px;
    padding-bottom: 46px;
}

.hero.hero-video-wide {
    grid-template-columns: 1fr;
    grid-template-areas:
        "headline"
        "video"
        "bottom";
    gap: 20px;
}

.hero-headline {
    grid-area: headline;
    display: grid;
    justify-items: center;
    text-align: center;
}

.hero-signal-row {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
    margin-bottom: 18px;
}

.signal-chip {
    display: inline-flex;
    align-items: center;
    min-height: 34px;
    padding: 0 14px;
    border: 1px solid rgba(39, 51, 42, 0.12);
    border-radius: 999px;
    color: var(--accent-strong);
    background: rgba(255, 252, 247, 0.78);
    box-shadow: 0 10px 24px rgba(26, 34, 28, 0.05);
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.02em;
}

.signal-chip-soft {
    color: #8b6313;
    background: rgba(255, 245, 221, 0.86);
}

.hero-headline .hero-text {
    max-width: 860px;
}

.hero-video-panel {
    grid-area: video;
    position: relative;
}

.hero.hero-video-wide .hero-video-panel {
    width: 100%;
    max-width: 1120px;
    margin: 0 auto;
}

.hero.hero-video-wide .video-frame-hero {
    padding: 12px;
}

.hero.hero-video-wide .floating-proof-card {
    position: static;
    right: auto;
    bottom: auto;
    max-width: 420px;
    margin: 14px 0 0 auto;
}

.hero-side {
    display: flex;
}

.hero-side-left {
    grid-area: side-left;
}

.hero-side-right {
    grid-area: side-right;
}

.hero-info-card {
    width: 100%;
    align-self: center;
    padding: 22px;
    background: var(--surface-strong);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
}

.hero-info-card span {
    display: inline-block;
    margin-bottom: 10px;
    color: var(--accent-strong);
    font-size: 0.9rem;
    font-weight: 800;
}

.hero-info-card h3 {
    margin: 0 0 10px;
    font-size: 1.14rem;
    line-height: 1.24;
    letter-spacing: -0.03em;
}

.video-frame-hero {
    padding: 10px;
    background:
        linear-gradient(180deg, rgba(15, 18, 16, 0.98), rgba(31, 38, 34, 0.94)),
        linear-gradient(135deg, rgba(15, 138, 102, 0.16), rgba(214, 154, 45, 0.16));
}

.frame-chrome {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 0 10px 10px;
}

.frame-chrome span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.46);
}

.frame-chrome p {
    margin: 0 0 0 auto;
    color: rgba(255, 255, 255, 0.68);
    font-size: 0.77rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.hero-bottom-notes {
    grid-area: bottom;
}

.hero-copy {
    position: relative;
    z-index: 1;
}

.hero-copy-centered {
    display: grid;
    justify-items: center;
    text-align: center;
}

.hero-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(10px);
    opacity: 0.8;
    pointer-events: none;
    animation: floatOrb 9s ease-in-out infinite;
}

.hero-orb-left {
    top: 36px;
    left: -40px;
    width: 180px;
    height: 180px;
    background: radial-gradient(circle, rgba(15, 138, 102, 0.24), transparent 72%);
}

.hero-orb-right {
    right: -28px;
    bottom: -10px;
    width: 220px;
    height: 220px;
    background: radial-gradient(circle, rgba(214, 154, 45, 0.24), transparent 72%);
    animation-delay: -3s;
}

.eyebrow {
    margin: 0 0 12px;
    color: var(--accent-strong);
    font-size: 0.8rem;
    font-weight: 800;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

.hero h1,
.section-heading h2,
.cta-copy h2 {
    margin: 0;
    font-family: "Space Grotesk", "Plus Jakarta Sans", sans-serif;
    font-size: clamp(2.6rem, 5vw, 5.4rem);
    line-height: 0.95;
    letter-spacing: -0.06em;
}

.hero-text,
.section-intro,
.feature-card p,
.dual-card p,
.placeholder-card p,
.cta-copy p,
.cta-meta,
.hero-contact,
.video-side-notes p,
.video-note-grid p,
.stat-card span,
.comparison-table td,
.comparison-table th,
.site-footer p,
.rail-card p,
.narrative-card p,
.hero-language-strip p {
    color: var(--muted);
    line-height: 1.7;
}

.hero-text {
    max-width: 820px;
    margin: 22px 0 0;
    font-size: 1.08rem;
}

.hero-language-strip {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
    width: min(100%, 860px);
    margin-top: 26px;
}

.hero-language-strip article,
.video-side-notes article,
.video-note-grid article,
.feature-card,
.dual-card,
.placeholder-card,
.stat-card,
.cta-card,
.rail-card,
.narrative-card {
    background: var(--surface-strong);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
}

.hero-language-strip article,
.video-side-notes article,
.video-note-grid article {
    padding: 18px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 28px;
}

.hero-actions-centered {
    justify-content: center;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 52px;
    padding: 0 22px;
    border-radius: 999px;
    text-decoration: none;
    font-weight: 700;
    transition: transform 180ms ease, box-shadow 180ms ease, background-color 180ms ease;
}

.button:hover,
.button:focus-visible {
    transform: translateY(-2px);
}

.button-primary {
    color: #f6fff9;
    background: linear-gradient(135deg, var(--accent-strong), var(--accent));
    box-shadow: 0 16px 28px rgba(10, 93, 70, 0.22);
}

.button-secondary {
    color: var(--text);
    background: rgba(255, 252, 246, 0.88);
    border: 1px solid var(--line-strong);
}

.hero-contact {
    margin: 20px 0 0;
    font-size: 0.98rem;
}

.hero-metric-row {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
    width: min(100%, 760px);
    margin-top: 22px;
}

.hero-metric-card {
    padding: 16px 18px;
    background: rgba(255, 252, 247, 0.82);
    border: 1px solid rgba(39, 51, 42, 0.1);
    border-radius: 18px;
    box-shadow: 0 18px 44px rgba(26, 34, 28, 0.06);
}

.hero-metric-card strong {
    display: block;
    margin-bottom: 6px;
    font-family: "Space Grotesk", "Plus Jakarta Sans", sans-serif;
    font-size: 1.06rem;
    letter-spacing: -0.03em;
}

.hero-metric-card span {
    color: var(--muted);
    font-size: 0.9rem;
}

.floating-proof-card {
    position: absolute;
    right: -12px;
    bottom: 24px;
    max-width: 250px;
    padding: 16px 18px;
    background: rgba(255, 251, 244, 0.92);
    border: 1px solid rgba(39, 51, 42, 0.1);
    border-radius: 22px;
    box-shadow: 0 22px 50px rgba(26, 34, 28, 0.16);
}

.proof-label {
    margin: 0 0 6px;
    color: var(--accent-strong);
    font-size: 0.76rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.floating-proof-card strong {
    display: block;
    margin-bottom: 8px;
    font-family: "Space Grotesk", "Plus Jakarta Sans", sans-serif;
    font-size: 1rem;
    letter-spacing: -0.03em;
}

.floating-proof-card span {
    color: var(--muted);
    line-height: 1.6;
    font-size: 0.9rem;
}

.hero-contact a,
.cta-email,
.site-footer a {
    font-weight: 700;
    text-decoration: none;
}

.video-caption-row,
.stats-strip,
.feature-grid,
.bilingual-grid,
.placeholder-layout,
.cta-section,
.video-side-notes,
.video-note-grid,
.advantage-rail,
.narrative-grid {
    display: grid;
}

.video-stage {
    padding-top: 28px;
}

.video-stage-heading {
    justify-items: center;
    text-align: center;
}

.video-stage-heading h2,
.video-stage-heading .section-intro {
    max-width: 860px;
}

.video-stage-shell {
    max-width: 1100px;
    margin: 0 auto;
}

.hero-benchmark-block {
    width: 100%;
    margin-bottom: 14px;
}

.video-caption-row {
    grid-auto-flow: column;
    justify-content: center;
    gap: 10px;
    margin-bottom: 14px;
}

.status-pill,
.lang-tag,
.feature-index,
.cta-label,
.rail-label {
    display: inline-flex;
    align-items: center;
    width: fit-content;
    padding: 7px 11px;
    border-radius: 999px;
    font-size: 0.76rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.status-pill,
.lang-tag,
.cta-label,
.rail-label {
    color: var(--accent-strong);
    background: var(--accent-soft);
}

.status-pill-soft,
.lang-tag.zh {
    color: #8b6313;
    background: var(--amber-soft);
}

.status-pill-hero {
    display: block;
    width: 100%;
    min-width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    margin-left: 0;
    transform: none;
    padding: 16px 18px;
    border-radius: 20px;
    font-size: 1.12rem;
    font-weight: 900;
    line-height: 1.6;
    letter-spacing: 0.01em;
    text-align: center;
    text-transform: none;
    box-shadow: 0 12px 28px rgba(45, 33, 11, 0.1);
}

.status-pill-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 38px;
    padding: 0 14px;
    border-radius: 999px;
    border: 1px solid rgba(133, 99, 27, 0.26);
    background: rgba(255, 249, 235, 0.86);
    color: #6e4f14;
    font-family: inherit;
    font-size: 0.88rem;
    font-weight: 700;
    cursor: pointer;
}

.status-pill-actions {
    margin-top: 12px;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
}

.status-pill-link:hover,
.status-pill-link:focus-visible {
    background: rgba(255, 242, 208, 0.96);
}

.brief-modal {
    position: fixed;
    inset: 0;
    z-index: 60;
}

.brief-modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(11, 15, 12, 0.58);
    backdrop-filter: blur(4px);
}

.brief-modal-dialog {
    position: relative;
    width: min(94vw, 940px);
    max-height: 82vh;
    margin: clamp(24px, 4vw, 44px) auto;
    display: grid;
    grid-template-rows: auto minmax(0, 1fr);
    border: 1px solid rgba(39, 51, 42, 0.14);
    border-radius: 22px;
    background: rgba(255, 252, 246, 0.97);
    box-shadow: 0 36px 80px rgba(8, 12, 9, 0.34);
    overflow: hidden;
}

.brief-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 16px 20px;
    border-bottom: 1px solid rgba(39, 51, 42, 0.1);
}

.brief-modal-header h3 {
    margin: 0;
    font-family: "Space Grotesk", "Plus Jakarta Sans", sans-serif;
    font-size: 1.14rem;
    letter-spacing: -0.03em;
}

.brief-modal-close {
    width: 34px;
    height: 34px;
    border: 1px solid rgba(39, 51, 42, 0.15);
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.86);
    color: var(--muted);
    font-size: 1.25rem;
    line-height: 1;
    cursor: pointer;
}

.brief-modal-body {
    overflow: auto;
    padding: 18px 20px 20px;
}

.brief-modal-body p {
    margin: 0;
    color: var(--muted);
    line-height: 1.7;
}

.brief-modal-markdown {
    margin: 0;
    width: 100%;
    min-height: 46vh;
    max-height: 56vh;
    overflow: auto;
    padding: 16px;
    white-space: pre-wrap;
    word-break: break-word;
    font-family: "Consolas", "Cascadia Mono", "Courier New", monospace;
    font-size: 0.84rem;
    line-height: 1.55;
    color: #1f2a23;
    border: 1px solid rgba(39, 51, 42, 0.14);
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.86);
}

.brief-modal-actions {
    margin-top: 14px;
    display: flex;
    justify-content: flex-end;
}

.brief-modal-download {
    text-decoration: none;
}

.video-frame {
    overflow: hidden;
    border: 1px solid rgba(39, 51, 42, 0.12);
    border-radius: 30px;
    background: var(--surface-dark);
    box-shadow: var(--shadow-strong);
}

.video-frame-xl {
    padding: 10px;
    background:
        linear-gradient(180deg, rgba(15, 18, 16, 0.98), rgba(31, 38, 34, 0.94)),
        linear-gradient(135deg, rgba(15, 138, 102, 0.16), rgba(214, 154, 45, 0.16));
}

.video-frame video {
    aspect-ratio: 16 / 9;
    object-fit: cover;
    border-radius: 22px;
    background: #111;
}

.video-side-notes {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
    margin-top: 18px;
}

.video-note-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
    margin-top: 18px;
}

.video-side-notes article {
    min-height: 100%;
}

.video-note-grid article {
    min-height: 100%;
}

.video-side-notes span,
.video-note-grid span,
.placeholder-card span {
    display: inline-block;
    margin-bottom: 10px;
    color: var(--accent-strong);
    font-size: 0.9rem;
    font-weight: 800;
}

.stats-strip {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
}

.stat-card {
    padding: 18px 16px;
}

.stat-card strong {
    display: block;
    margin-bottom: 8px;
    font-family: "Space Grotesk", "Plus Jakarta Sans", sans-serif;
    font-size: 1.08rem;
    letter-spacing: -0.03em;
}

.section-heading {
    display: grid;
    gap: 12px;
    margin-bottom: 24px;
}

.section-heading h2,
.cta-copy h2 {
    max-width: 900px;
    font-size: clamp(1.9rem, 3vw, 3.35rem);
}

.split-heading {
    grid-template-columns: minmax(0, 1fr) minmax(280px, 430px);
    align-items: end;
}

.feature-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
}

.feature-card,
.dual-card,
.placeholder-card,
.cta-card,
.rail-card,
.narrative-card {
    padding: 22px;
}

.accent-card {
    background: linear-gradient(180deg, rgba(15, 138, 102, 0.15), rgba(255, 252, 246, 0.92));
}

.feature-card h3,
.dual-card h3,
.placeholder-card h3,
.rail-card h3,
.narrative-card h3 {
    margin: 16px 0 10px;
    font-size: 1.18rem;
    line-height: 1.2;
    letter-spacing: -0.03em;
}

.feature-index {
    color: var(--text);
    background: rgba(24, 33, 27, 0.06);
}

.advantage-rail {
    grid-template-columns: 1.15fr 0.85fr;
    gap: 14px;
    margin-top: 14px;
}

.rail-card-accent {
    background: linear-gradient(180deg, rgba(214, 154, 45, 0.12), rgba(255, 252, 246, 0.95));
}

.bilingual-section,
.showcase-section,
.narrative-section {
    background:
        linear-gradient(180deg, rgba(255, 252, 246, 0.72), rgba(255, 248, 238, 0.9)),
        radial-gradient(circle at right top, rgba(214, 154, 45, 0.15), transparent 30%);
}

.accordion-section {
    background:
        linear-gradient(180deg, rgba(255, 252, 246, 0.72), rgba(255, 248, 238, 0.9)),
        radial-gradient(circle at left top, rgba(15, 138, 102, 0.12), transparent 28%);
}

.accordion {
    display: grid;
    gap: 14px;
}

.accordion-item {
    padding: 0;
    overflow: hidden;
}

.accordion-trigger {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 22px;
    border: 0;
    background: transparent;
    color: var(--text);
    text-align: left;
    cursor: pointer;
    font: inherit;
}

.accordion-trigger span:first-child {
    font-family: "Space Grotesk", "Plus Jakarta Sans", sans-serif;
    font-size: 1.12rem;
    line-height: 1.2;
    letter-spacing: -0.03em;
}

.accordion-icon {
    flex: 0 0 auto;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    border: 1px solid rgba(39, 51, 42, 0.12);
    background: rgba(255, 255, 255, 0.74);
    position: relative;
    transition: transform 220ms ease;
}

.accordion-icon::before,
.accordion-icon::after {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 12px;
    height: 1.5px;
    content: "";
    background: var(--accent-strong);
    transform: translate(-50%, -50%);
}

.accordion-icon::after {
    transform: translate(-50%, -50%) rotate(90deg);
}

.accordion-item.is-open .accordion-icon {
    transform: rotate(45deg);
}

.accordion-panel {
    max-height: 0;
    overflow: hidden;
    transition: max-height 260ms ease;
}

.accordion-content {
    padding: 0 22px 22px;
}

.accordion-content p {
    margin: 0 0 12px;
}

.accordion-content p:last-child {
    margin-bottom: 0;
}

.bilingual-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
}

.dual-card {
    display: grid;
    gap: 22px;
}

.table-shell {
    overflow-x: auto;
    background: rgba(255, 252, 246, 0.76);
    border: 1px solid var(--line);
    border-radius: 30px;
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 760px;
}

.comparison-table th,
.comparison-table td {
    padding: 18px 20px;
    text-align: left;
    border-bottom: 1px solid var(--line);
}

.comparison-table th {
    color: var(--text);
    font-size: 0.84rem;
    font-weight: 800;
    letter-spacing: 0.09em;
    text-transform: uppercase;
}

.comparison-table tbody tr:last-child td {
    border-bottom: 0;
}

.narrative-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
}

.narrative-card-quote {
    background: linear-gradient(180deg, rgba(15, 138, 102, 0.14), rgba(255, 252, 246, 0.95));
}

.quote-line {
    font-family: "Space Grotesk", "Plus Jakarta Sans", sans-serif;
    font-size: 1.18rem;
    line-height: 1.35;
    color: var(--text);
}

.zh-copy {
    font-family: "Noto Sans SC", "Plus Jakarta Sans", sans-serif;
}

.placeholder-layout {
    grid-template-columns: 1.4fr 1fr 1fr;
    gap: 14px;
}

.placeholder-card {
    min-height: 220px;
    background:
        linear-gradient(180deg, rgba(255, 251, 244, 0.95), rgba(243, 236, 226, 0.94)),
        linear-gradient(135deg, rgba(15, 138, 102, 0.08), rgba(214, 154, 45, 0.12));
    border-style: dashed;
    display: flex;
    flex-direction: column;
    justify-content: end;
}

.placeholder-shot {
    position: relative;
}

.placeholder-shot::before {
    position: absolute;
    inset: 20px 20px auto 20px;
    height: 44%;
    content: "";
    border-radius: 18px;
    background:
        linear-gradient(135deg, rgba(15, 138, 102, 0.18), rgba(214, 154, 45, 0.18)),
        linear-gradient(180deg, rgba(255, 255, 255, 0.58), rgba(255, 255, 255, 0.18));
    border: 1px solid rgba(39, 51, 42, 0.08);
}

.placeholder-ui {
    display: grid;
    gap: 8px;
    margin-top: 18px;
}

.placeholder-ui i {
    display: block;
    height: 10px;
    border-radius: 999px;
    background: rgba(24, 33, 27, 0.1);
}

.placeholder-ui i:first-child {
    width: 70%;
}

.placeholder-ui i:nth-child(2) {
    width: 84%;
}

.placeholder-ui i:nth-child(3) {
    width: 58%;
}

.placeholder-large {
    min-height: 320px;
}

.cta-section {
    grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
    gap: 18px;
    align-items: stretch;
}

.cta-card {
    display: flex;
    flex-direction: column;
    justify-content: center;
    background: linear-gradient(180deg, rgba(15, 138, 102, 0.14), rgba(255, 252, 246, 0.96));
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.55);
}

.cta-email {
    margin: 10px 0;
    font-size: clamp(1.4rem, 2vw, 2rem);
    letter-spacing: -0.04em;
}

.site-footer {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    margin-top: 24px;
    padding: 18px 10px 8px;
}

.site-footer p {
    margin: 0;
}

.hero-copy,
.video-stage-shell,
.stats-strip,
.feature-card,
.rail-card,
.dual-card,
.narrative-card,
.placeholder-card,
.cta-card {
    animation: riseIn 700ms ease both;
}

.hero-language-strip article:nth-child(2),
.video-side-notes article:nth-child(2),
.video-note-grid article:nth-child(2),
.feature-card:nth-child(2),
.dual-card:nth-child(2),
.narrative-card:nth-child(2) {
    animation-delay: 90ms;
}

.video-side-notes article:nth-child(3),
.video-note-grid article:nth-child(3),
.feature-card:nth-child(3),
.dual-card:nth-child(3),
.narrative-card:nth-child(3) {
    animation-delay: 160ms;
}

.feature-card:nth-child(4) {
    animation-delay: 220ms;
}

@keyframes floatOrb {
    0%,
    100% {
        transform: translate3d(0, 0, 0);
    }

    50% {
        transform: translate3d(0, -14px, 0);
    }
}

@keyframes riseIn {
    from {
        opacity: 0;
        transform: translateY(18px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 1080px) {
    .hero {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        grid-template-areas:
            "headline headline"
            "video video"
            "side-left side-right"
            "bottom bottom";
    }

    .split-heading,
    .cta-section,
    .placeholder-layout,
    .feature-grid,
    .bilingual-grid,
    .stats-strip,
    .video-side-notes,
    .advantage-rail,
    .narrative-grid,
    .hero-language-strip {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .hero-metric-row {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .floating-proof-card {
        right: 12px;
        bottom: 16px;
    }

    .placeholder-large,
    .cta-copy,
    .cta-card,
    .section-heading > :first-child,
    .section-intro,
    .rail-card:first-child,
    .narrative-card-quote {
        grid-column: 1 / -1;
    }
}

@media (max-width: 720px) {
    .page-shell {
        width: min(calc(100% - 20px), var(--max-width));
        padding-top: 14px;
    }

    .site-header {
        position: static;
        flex-direction: column;
        align-items: stretch;
        padding: 16px;
        border-radius: 26px;
    }

    .lang-switch {
        align-self: center;
    }

    .top-nav {
        justify-content: space-between;
        gap: 10px;
    }

    .section-frame {
        padding: 22px;
        border-radius: 24px;
    }

    .hero,
    .feature-grid,
    .bilingual-grid,
    .stats-strip,
    .video-side-notes,
    .video-note-grid,
    .placeholder-layout,
    .cta-section,
    .split-heading,
    .advantage-rail,
    .narrative-grid,
    .hero-language-strip {
        grid-template-columns: 1fr;
    }

    .hero-signal-row,
    .hero-metric-row {
        grid-template-columns: 1fr;
    }

    .hero-signal-row {
        display: grid;
        width: 100%;
    }

    .floating-proof-card {
        position: static;
        max-width: none;
        margin-top: 12px;
    }

    .hero {
        grid-template-columns: 1fr;
        grid-template-areas:
            "headline"
            "video"
            "side-left"
            "side-right"
            "bottom";
    }

    .hero h1,
    .section-heading h2,
    .cta-copy h2 {
        font-size: clamp(2rem, 10vw, 3.2rem);
    }

    .hero-actions {
        flex-direction: column;
        width: 100%;
    }

    .button {
        width: 100%;
    }

    .video-caption-row {
        grid-auto-flow: row;
        justify-content: center;
    }

    .status-pill-hero {
        font-size: 1.05rem;
    }

    .brief-modal-dialog {
        width: calc(100% - 16px);
        margin-top: 10px;
        max-height: calc(100vh - 20px);
    }

    .comparison-table {
        min-width: 640px;
    }

    .site-footer {
        flex-direction: column;
        padding-left: 6px;
        padding-right: 6px;
    }
}